CVE-2020-3926 — MEDIUM (6.1)

Q: How severe is CVE-2020-3926?

CVE-2020-3926 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-3926?

Check the references section above for vendor advisories and patch information. Affected products include: Changingtec Servisign, Microsoft Windows.

Vulnerability Description

An arbitrary-file-access vulnerability exists in ServiSign security plugin, as long as the attackers learn the specific API function, they may access arbitrary files on target system via crafted API parameter.

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Changingtec	Servisign	<= 1.0.19.0617
Microsoft	Windows	-

Related Weaknesses (CWE)

CWE-552

References

https://tvn.twcert.org.tw/taiwanvn/TVN-201910006Third Party Advisory
https://www.chtsecurity.com/news/1179d48b-7609-4f67-9d7e-3bac2979c6ceThird Party Advisory
https://tvn.twcert.org.tw/taiwanvn/TVN-201910006Third Party Advisory
https://www.chtsecurity.com/news/1179d48b-7609-4f67-9d7e-3bac2979c6ceThird Party Advisory

FAQ

What is CVE-2020-3926?

CVE-2020-3926 is a vulnerability with a CVSS score of 6.1 (MEDIUM). An arbitrary-file-access vulnerability exists in ServiSign security plugin, as long as the attackers learn the specific API function, they may access arbitrary files on target system via crafted API p...

How severe is CVE-2020-3926?

CVE-2020-3926 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-3926?

Check the references section above for vendor advisories and patch information. Affected products include: Changingtec Servisign, Microsoft Windows.